<template>
  <div :class="className" :style="{height:height,width:width}"/>
</template>

<script>
  import * as echarts from 'echarts';

  require('echarts/theme/macarons') // echarts theme
  import resize from './mixins/resize'
  import {getPostPeopleProportionData} from "@/api/index"

  export default {
    mixins: [resize],
    props: {
      className: {
        type: String,
        default: 'chart'
      },
      width: {
        type: String,
        default: '100%'
      },
      height: {
        type: String,
        default: '300px'
      }
    },
    data() {
      return {
        chart: null,
        postData: []
      }
    },
    mounted() {
      getPostPeopleProportionData().then((response) => {
        this.postData = response.data
        this.$nextTick(() => {
          this.initChart()
        })
      })
    },
    beforeDestroy() {
      if (!this.chart) {
        return
      }
      this.chart.dispose()
      this.chart = null
    },
    methods: {
      initChart() {
        this.chart = echarts.init(this.$el, 'macarons')

        this.chart.setOption({
          tooltip: {
            trigger: 'item',
            formatter: '{a} <br/>{b} : {c}人 ({d}%)'
          },
          legend: {
            left: 'center',
            bottom: '10'
          },
          series: [
            {
              name: '岗位人员比例',
              type: 'pie',
              roseType: 'radius',
              radius: [15, 95],
              center: ['50%', '38%'],
              data: this.postData,
              animationEasing: 'cubicInOut',
              animationDuration: 2600
            }
          ]
        })
      }
    }
  }
</script>
